Peterbilt launches a prototype of the electric tractor model 579 at the 2018 Advanced Clean Transportation Expo. It is one of 12 tractors built by Peterbilt in cooperation with Transpower and the California Air Resources Board to work in the port of Long Beach.

The electric Peterbilt 579 produces up to 490 horsepower, has up to a 200 miles (320 km) range, charges in less than five hours and has a battery capacity of 350-440 kWh.